MILLENNIUM MANAGEMENT LLC
Position in SEI — Solaris Energy Infrastructure, Inc.
CIK 1273087
NEW YORK, NY
Position in SEI
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$129,156,091
+$44,339,143 QoQ
Shares Held
2,285,544
+23.9% QoQ
Ownership
3.11%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
19 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in SEI Over Time
Shares Held
Position Value (USD)
Derivatives in SEI
reported options exposure · as of Mar 31, 2022CallValue
$178,382
CallShares
15,800
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Oil & Gas Equipment & Services
Energy · as of Mar 31, 2026MILLENNIUM MANAGEMENT LLC holds $978,552,426 across 39 Oil & Gas Equipment & Services names. SEI ranks #2 (13.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | FTI |
TechnipFMC plc
|
3,068,393 | $212,118,008 | |
| 2 | SEI |
Solaris Energy Infrastructure, Inc.
This page
|
2,285,544 | $129,156,091 | |
| 3 | HAL |
Halliburton Co
|
3,093,935 | $120,632,525 | |
| 4 | WFRD |
Weatherford International plc
|
1,013,336 | $95,841,318 | |
| 5 | BKR |
Baker Hughes Co
|
1,036,220 | $63,261,231 | |
| 6 | NOV |
NOV Inc.
|
2,886,410 | $54,293,372 | |
| 7 | LBRT |
Liberty Energy Inc.
|
1,477,215 | $42,543,792 | |
| 8 | WHD |
Cactus, Inc.
|
798,109 | $37,806,423 |
All Filings in SEI
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $129,156,091 | 2,285,544 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $84,816,948 | 1,845,050 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $32,061,855 | 802,148 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $18,296,925 | 646,763 | Shares | Sole | 2025-08-14 | |
| 2025-05-09 | $44,388,117 | 2,033,354 | Shares | Sole | 2025-05-15 | |
| 2025-05-01 | $46,070,702 | 2,007,438 | Shares | Sole | 2025-05-08 | |
| 2025-03-31 | $24,334,752 | 1,118,325 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $7,816,388 | 271,591 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $1,135,716 | 89,006 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $5,129,930 | 597,894 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $7,122,248 | 821,482 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $1,620,218 | 203,545 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $1,202,799 | 112,833 | Shares | Sole | 2023-11-14 | |
| 2023-03-31 | $553,058 | 64,761 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,693,978 | 170,592 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $6,860,973 | 733,010 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $6,135,558 | 563,930 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $2,635,605 | 233,446 | Shares | Sole | 2022-05-16 | |
| 2022-03-31 | $178,382 | 15,800 | Call | Sole | 2022-05-16 | |
| 2021-12-31 | $310,915 | 47,468 | Shares | Sole | 2022-02-14 | |
| 2021-06-30 | $1,978,768 | 203,159 | Shares | Sole | 2021-08-16 | |
| 2020-03-31 | $57,461 | 10,945 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||